Vicarious calibration of VNIR/SWIR bands of ASTER
Vicarious calibration of VNIR/SWIR bands of ASTER
Vicarious calibration of VNIR/SWIR bands of ASTER
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Coincident MODIS dataUsing <strong>ASTER</strong> and MODIS data from the same sitefor May 16 and June 14, 2002 are shown belowP Both dates show consistent results for MODIS in all<strong>bands</strong> and for <strong>VNIR</strong> <strong>bands</strong> <strong>of</strong> <strong>ASTER</strong>P Band 1 <strong>of</strong> <strong>ASTER</strong> was saturated on both datesP Note the bias isstill present inBand 2 andto lesser extentBand 3P <strong>SWIR</strong> crosstalkeffect also apparentP Difference betweendates in the <strong>SWIR</strong>is under investigation20100-10-20<strong>ASTER</strong>MODIS0.5 1 1.5 2Wavelength (micrometers)
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